Evidence supporting the use of: Shellfish
For the health condition: Heart (weakness)

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Synopsis

Source of validity: Traditional
Rating (out of 5): 2

Shellfish, including oysters, clams, and mussels, have been used in various traditional medicine systems to support heart health or to address symptoms associated with "heart weakness." In Traditional Chinese Medicine (TCM), for example, shellfish such as oyster shells (Margarita) are sometimes prescribed to "calm the spirit" and "anchor the Yang," which can be linked metaphorically to cardiovascular and emotional stability. However, there is no clear historical consensus on shellfish being a primary remedy for heart weakness itself.

From a scientific perspective, shellfish are rich sources of nutrients such as omega-3 fatty acids, vitamin B12, and minerals like zinc and selenium, which are considered beneficial for cardiovascular health. Epidemiological studies suggest that higher intake of omega-3 fatty acids (found in some shellfish) may be associated with reduced risk of cardiovascular disease. Nevertheless, these findings are typically based on population studies of seafood intake in general and do not specifically validate shellfish as a treatment for "heart weakness"—a term not clearly defined in modern medicine.

Thus, while there is a traditional context for the use of shellfish in supporting general vitality and health, the specific use for treating or supporting heart weakness is based more on tradition than robust scientific validation. Evidence supporting this use is limited, meriting a rating of 2 out of 5.

More about Shellfish
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Products containing Shellfish

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